Yes, you can! To skip your subscription first log in to your account, you can then click on manage, click on the order settings icon (⚙️), and click on skip this month.
Your skipped subscription will appear on your account page. To revert your decision you can click on Unskip this month at any time.
Be careful! When you skip a subscription you will lose the item you had previously reserved. You will need to unskip and reserve another pair.